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1// SPDX-License-Identifier: GPL-2.0-only2//3// Copyright(c) 2021-2022 Intel Corporation4//5// Authors: Cezary Rojewski <cezary.rojewski@intel.com>6// Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>7//8 9#include <linux/clk.h>10#include <linux/dmi.h>11#include <linux/i2c.h>12#include <linux/input.h>13#include <linux/module.h>14#include <linux/platform_device.h>15#include <sound/core.h>16#include <sound/jack.h>17#include <sound/pcm.h>18#include <sound/pcm_params.h>19#include <sound/rt5682.h>20#include <sound/soc.h>21#include <sound/soc-acpi.h>22#include "../../common/soc-intel-quirks.h"23#include "../../../codecs/rt5682.h"24#include "../utils.h"25 26#define AVS_RT5682_SSP_CODEC(quirk) ((quirk) & GENMASK(2, 0))27#define AVS_RT5682_SSP_CODEC_MASK (GENMASK(2, 0))28#define AVS_RT5682_MCLK_EN BIT(3)29#define AVS_RT5682_MCLK_24MHZ BIT(4)30#define AVS_RT5682_CODEC_DAI_NAME "rt5682-aif1"31 32/* Default: MCLK on, MCLK 19.2M, SSP0 */33static unsigned long avs_rt5682_quirk = AVS_RT5682_MCLK_EN | AVS_RT5682_SSP_CODEC(0);34 35static int avs_rt5682_quirk_cb(const struct dmi_system_id *id)36{37 avs_rt5682_quirk = (unsigned long)id->driver_data;38 return 1;39}40 41static const struct dmi_system_id avs_rt5682_quirk_table[] = {42 {43 .callback = avs_rt5682_quirk_cb,44 .matches = {45 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),46 DMI_MATCH(DMI_PRODUCT_NAME, "WhiskeyLake Client"),47 },48 .driver_data = (void *)(AVS_RT5682_MCLK_EN |49 AVS_RT5682_MCLK_24MHZ |50 AVS_RT5682_SSP_CODEC(1)),51 },52 {53 .callback = avs_rt5682_quirk_cb,54 .matches = {55 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),56 DMI_MATCH(DMI_PRODUCT_NAME, "Ice Lake Client"),57 },58 .driver_data = (void *)(AVS_RT5682_MCLK_EN |59 AVS_RT5682_SSP_CODEC(0)),60 },61 {}62};63 64static const struct snd_kcontrol_new card_controls[] = {65 SOC_DAPM_PIN_SWITCH("Headphone Jack"),66 SOC_DAPM_PIN_SWITCH("Headset Mic"),67};68 69static const struct snd_soc_dapm_widget card_widgets[] = {70 SND_SOC_DAPM_HP("Headphone Jack", NULL),71 SND_SOC_DAPM_MIC("Headset Mic", NULL),72};73 74static const struct snd_soc_dapm_route card_base_routes[] = {75 /* HP jack connectors - unknown if we have jack detect */76 { "Headphone Jack", NULL, "HPOL" },77 { "Headphone Jack", NULL, "HPOR" },78 79 /* other jacks */80 { "IN1P", NULL, "Headset Mic" },81};82 83static const struct snd_soc_jack_pin card_jack_pins[] = {84 {85 .pin = "Headphone Jack",86 .mask = SND_JACK_HEADPHONE,87 },88 {89 .pin = "Headset Mic",90 .mask = SND_JACK_MICROPHONE,91 },92};93 94static int avs_rt5682_codec_init(struct snd_soc_pcm_runtime *runtime)95{96 struct snd_soc_component *component = snd_soc_rtd_to_codec(runtime, 0)->component;97 struct snd_soc_card *card = runtime->card;98 struct snd_soc_jack_pin *pins;99 struct snd_soc_jack *jack;100 int num_pins, ret;101 102 jack = snd_soc_card_get_drvdata(card);103 num_pins = ARRAY_SIZE(card_jack_pins);104 105 pins = devm_kmemdup(card->dev, card_jack_pins, sizeof(*pins) * num_pins, GFP_KERNEL);106 if (!pins)107 return -ENOMEM;108 109 /* Need to enable ASRC function for 24MHz mclk rate */110 if ((avs_rt5682_quirk & AVS_RT5682_MCLK_EN) &&111 (avs_rt5682_quirk & AVS_RT5682_MCLK_24MHZ)) {112 rt5682_sel_asrc_clk_src(component, RT5682_DA_STEREO1_FILTER |113 RT5682_AD_STEREO1_FILTER, RT5682_CLK_SEL_I2S1_ASRC);114 }115 116 117 ret = snd_soc_card_jack_new_pins(card, "Headset Jack", SND_JACK_HEADSET | SND_JACK_BTN_0 |118 SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3, jack,119 pins, num_pins);120 if (ret) {121 dev_err(card->dev, "Headset Jack creation failed: %d\n", ret);122 return ret;123 }124 125 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);126 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);127 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);128 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);129 130 ret = snd_soc_component_set_jack(component, jack, NULL);131 if (ret) {132 dev_err(card->dev, "Headset Jack call-back failed: %d\n", ret);133 return ret;134 }135 136 return 0;137};138 139static void avs_rt5682_codec_exit(struct snd_soc_pcm_runtime *rtd)140{141 snd_soc_component_set_jack(snd_soc_rtd_to_codec(rtd, 0)->component, NULL, NULL);142}143 144static int145avs_rt5682_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params)146{147 struct snd_soc_pcm_runtime *runtime = snd_soc_substream_to_rtd(substream);148 struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(runtime, 0);149 int pll_source, freq_in, freq_out;150 int ret;151 152 if (avs_rt5682_quirk & AVS_RT5682_MCLK_EN) {153 pll_source = RT5682_PLL1_S_MCLK;154 if (avs_rt5682_quirk & AVS_RT5682_MCLK_24MHZ)155 freq_in = 24000000;156 else157 freq_in = 19200000;158 } else {159 pll_source = RT5682_PLL1_S_BCLK1;160 freq_in = params_rate(params) * 50;161 }162 163 freq_out = params_rate(params) * 512;164 165 ret = snd_soc_dai_set_pll(codec_dai, RT5682_PLL1, pll_source, freq_in, freq_out);166 if (ret < 0)167 dev_err(runtime->dev, "Set PLL failed: %d\n", ret);168 169 ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, freq_out, SND_SOC_CLOCK_IN);170 if (ret < 0)171 dev_err(runtime->dev, "Set sysclk failed: %d\n", ret);172 173 /* slot_width should be equal or larger than data length. */174 ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x0, 0x0, 2, params_width(params));175 if (ret < 0)176 dev_err(runtime->dev, "Set TDM slot failed: %d\n", ret);177 178 return ret;179}180 181static const struct snd_soc_ops avs_rt5682_ops = {182 .hw_params = avs_rt5682_hw_params,183};184 185static int186avs_rt5682_be_fixup(struct snd_soc_pcm_runtime *runtime, struct snd_pcm_hw_params *params)187{188 struct snd_interval *rate, *channels;189 struct snd_mask *fmt;190 191 rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);192 channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);193 fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);194 195 /* The ADSP will convert the FE rate to 48k, stereo */196 rate->min = rate->max = 48000;197 channels->min = channels->max = 2;198 199 /* set SSPN to 24 bit */200 snd_mask_none(fmt);201 snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);202 203 return 0;204}205 206static int avs_create_dai_link(struct device *dev, const char *platform_name, int ssp_port,207 int tdm_slot, struct snd_soc_dai_link **dai_link)208{209 struct snd_soc_dai_link_component *platform;210 struct snd_soc_dai_link *dl;211 212 dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL);213 platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL);214 if (!dl || !platform)215 return -ENOMEM;216 217 platform->name = platform_name;218 219 dl->name = devm_kasprintf(dev, GFP_KERNEL,220 AVS_STRING_FMT("SSP", "-Codec", ssp_port, tdm_slot));221 dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL);222 dl->codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL);223 if (!dl->name || !dl->cpus || !dl->codecs)224 return -ENOMEM;225 226 dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,227 AVS_STRING_FMT("SSP", " Pin", ssp_port, tdm_slot));228 dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-10EC5682:00");229 dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, AVS_RT5682_CODEC_DAI_NAME);230 if (!dl->cpus->dai_name || !dl->codecs->name || !dl->codecs->dai_name)231 return -ENOMEM;232 233 dl->num_cpus = 1;234 dl->num_codecs = 1;235 dl->platforms = platform;236 dl->num_platforms = 1;237 dl->id = 0;238 dl->dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBC_CFC;239 dl->init = avs_rt5682_codec_init;240 dl->exit = avs_rt5682_codec_exit;241 dl->be_hw_params_fixup = avs_rt5682_be_fixup;242 dl->ops = &avs_rt5682_ops;243 dl->nonatomic = 1;244 dl->no_pcm = 1;245 dl->dpcm_capture = 1;246 dl->dpcm_playback = 1;247 248 *dai_link = dl;249 250 return 0;251}252 253static int avs_card_suspend_pre(struct snd_soc_card *card)254{255 struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, AVS_RT5682_CODEC_DAI_NAME);256 257 return snd_soc_component_set_jack(codec_dai->component, NULL, NULL);258}259 260static int avs_card_resume_post(struct snd_soc_card *card)261{262 struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, AVS_RT5682_CODEC_DAI_NAME);263 struct snd_soc_jack *jack = snd_soc_card_get_drvdata(card);264 265 return snd_soc_component_set_jack(codec_dai->component, jack, NULL);266}267 268static int avs_rt5682_probe(struct platform_device *pdev)269{270 struct snd_soc_dai_link *dai_link;271 struct snd_soc_acpi_mach *mach;272 struct snd_soc_card *card;273 struct snd_soc_jack *jack;274 struct device *dev = &pdev->dev;275 const char *pname;276 int ssp_port, tdm_slot, ret;277 278 if (pdev->id_entry && pdev->id_entry->driver_data)279 avs_rt5682_quirk = (unsigned long)pdev->id_entry->driver_data;280 281 dmi_check_system(avs_rt5682_quirk_table);282 dev_dbg(dev, "avs_rt5682_quirk = %lx\n", avs_rt5682_quirk);283 284 mach = dev_get_platdata(dev);285 pname = mach->mach_params.platform;286 287 ret = avs_mach_get_ssp_tdm(dev, mach, &ssp_port, &tdm_slot);288 if (ret)289 return ret;290 291 ret = avs_create_dai_link(dev, pname, ssp_port, tdm_slot, &dai_link);292 if (ret) {293 dev_err(dev, "Failed to create dai link: %d", ret);294 return ret;295 }296 297 jack = devm_kzalloc(dev, sizeof(*jack), GFP_KERNEL);298 card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);299 if (!jack || !card)300 return -ENOMEM;301 302 card->name = "avs_rt5682";303 card->dev = dev;304 card->owner = THIS_MODULE;305 card->suspend_pre = avs_card_suspend_pre;306 card->resume_post = avs_card_resume_post;307 card->dai_link = dai_link;308 card->num_links = 1;309 card->controls = card_controls;310 card->num_controls = ARRAY_SIZE(card_controls);311 card->dapm_widgets = card_widgets;312 card->num_dapm_widgets = ARRAY_SIZE(card_widgets);313 card->dapm_routes = card_base_routes;314 card->num_dapm_routes = ARRAY_SIZE(card_base_routes);315 card->fully_routed = true;316 snd_soc_card_set_drvdata(card, jack);317 318 ret = snd_soc_fixup_dai_links_platform_name(card, pname);319 if (ret)320 return ret;321 322 return devm_snd_soc_register_card(dev, card);323}324 325static const struct platform_device_id avs_rt5682_driver_ids[] = {326 {327 .name = "avs_rt5682",328 },329 {},330};331MODULE_DEVICE_TABLE(platform, avs_rt5682_driver_ids);332 333static struct platform_driver avs_rt5682_driver = {334 .probe = avs_rt5682_probe,335 .driver = {336 .name = "avs_rt5682",337 .pm = &snd_soc_pm_ops,338 },339 .id_table = avs_rt5682_driver_ids,340};341 342module_platform_driver(avs_rt5682_driver)343 344MODULE_DESCRIPTION("Intel rt5682 machine driver");345MODULE_AUTHOR("Cezary Rojewski <cezary.rojewski@intel.com>");346MODULE_LICENSE("GPL");347